<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>Maximum height on fieldset</title>
    <style>
    div {
      writing-mode: vertical-lr;
    }
    fieldset {
      background:rgba(0,0,0,0.1);
      border-color:teal;
      border-width:2px;
      max-height:100px;
    }
    </style>
  </head>
  <body>
    <div>
      <fieldset>
	<p>Lorem ipsum dolor sit amet, consectetur adipiscing
	  elit. Duis odio est, cursus non adipiscing at, fringilla
	  quis eros. Sed volutpat nibh sit amet ante molestie a
	  vehicula nulla gravida. Mauris elementum cursus urna id
	  vestibulum.</p>
      </fieldset>
    </div>
  </body>
</html>
